From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([209.51.188.92]:51613) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hGMxW-00031L-W3 for qemu-devel@nongnu.org; Tue, 16 Apr 2019 08:13:07 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hGMxV-0006nZ-Ux for qemu-devel@nongnu.org; Tue, 16 Apr 2019 08:13:06 -0400 Received: from mx1.redhat.com ([209.132.183.28]:41100) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hGMxV-0006i6-Ip for qemu-devel@nongnu.org; Tue, 16 Apr 2019 08:13:05 -0400 Date: Tue, 16 Apr 2019 13:12:41 +0100 From: Daniel =?utf-8?B?UC4gQmVycmFuZ8Op?= Message-ID: <20190416121241.GL31311@redhat.com> Reply-To: Daniel =?utf-8?B?UC4gQmVycmFuZ8Op?= References: <1555416373-28690-1-git-send-email-puwen@hygon.cn> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <1555416373-28690-1-git-send-email-puwen@hygon.cn> Content-Transfer-Encoding: quoted-printable Subject: Re: [Qemu-devel] [PATCH v3] i386: Add new Hygon 'Dhyana' CPU model List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Pu Wen Cc: qemu-devel@nongnu.org, pbonzini@redhat.com, rth@twiddle.net, ehabkost@redhat.com, mst@redhat.com, marcel.apfelbaum@gmail.com On Tue, Apr 16, 2019 at 08:06:13PM +0800, Pu Wen wrote: > Add a new base CPU model called 'Dhyana' to model processors from Hygon > Dhyana(family 18h), which derived from AMD EPYC(family 17h). >=20 > The following features bits have been removed compare to AMD EPYC: > aes, pclmulqdq, sha_ni >=20 > The Hygon Dhyana support to KVM in Linux is already accepted upstream[1= ]. > So add Hygon Dhyana support to Qemu is necessary to create Hygon's own > CPU model. >=20 > Reference: > [1] https://git.kernel.org/tip/fec98069fb72fb656304a3e52265e0c2fc9adf87 >=20 > Signed-off-by: Pu Wen > --- > v2->v3: > - Remove the Dhyana machine types in the back-compat property tables > since there is no Dhyana CPU model in older QEMU releases. >=20 > v1->v2: > - Remove CPU model 'Dhyana' and rename the CPU model 'Dhyana-IBPB' to > 'Dhyana' because Dhyana CPUs already have the IBPB feature. >=20 > target/i386/cpu.c | 50 +++++++++++++++++++++++++++++++++++++++++++++++= +++ > target/i386/cpu.h | 2 ++ > 2 files changed, 52 insertions(+) Reviewed-by: Daniel P. Berrang=C3=A9 Regards, Daniel --=20 |: https://berrange.com -o- https://www.flickr.com/photos/dberran= ge :| |: https://libvirt.org -o- https://fstop138.berrange.c= om :| |: https://entangle-photo.org -o- https://www.instagram.com/dberran= ge :| From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.3 required=3.0 tests=FROM_EXCESS_BASE64, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED,USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 34C04C10F13 for ; Tue, 16 Apr 2019 12:13:55 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 07A76206BA for ; Tue, 16 Apr 2019 12:13:54 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 07A76206BA Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([127.0.0.1]:35809 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hGMyI-0003K2-2D for qemu-devel@archiver.kernel.org; Tue, 16 Apr 2019 08:13:54 -0400 Received: from eggs.gnu.org ([209.51.188.92]:51613) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hGMxW-00031L-W3 for qemu-devel@nongnu.org; Tue, 16 Apr 2019 08:13:07 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hGMxV-0006nZ-Ux for qemu-devel@nongnu.org; Tue, 16 Apr 2019 08:13:06 -0400 Received: from mx1.redhat.com ([209.132.183.28]:41100) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hGMxV-0006i6-Ip for qemu-devel@nongnu.org; Tue, 16 Apr 2019 08:13:05 -0400 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 29CE9307D978; Tue, 16 Apr 2019 12:12:49 +0000 (UTC) Received: from redhat.com (ovpn-112-50.ams2.redhat.com [10.36.112.50]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 241B7608C1; Tue, 16 Apr 2019 12:12:43 +0000 (UTC) Date: Tue, 16 Apr 2019 13:12:41 +0100 From: Daniel =?utf-8?B?UC4gQmVycmFuZ8Op?= To: Pu Wen Message-ID: <20190416121241.GL31311@redhat.com> References: <1555416373-28690-1-git-send-email-puwen@hygon.cn> MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Disposition: inline In-Reply-To: <1555416373-28690-1-git-send-email-puwen@hygon.cn> User-Agent: Mutt/1.11.3 (2019-02-01) X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.48]); Tue, 16 Apr 2019 12:12:49 +0000 (UTC) Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: Re: [Qemu-devel] [PATCH v3] i386: Add new Hygon 'Dhyana' CPU model X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Daniel =?utf-8?B?UC4gQmVycmFuZ8Op?= Cc: ehabkost@redhat.com, mst@redhat.com, qemu-devel@nongnu.org, pbonzini@redhat.com, rth@twiddle.net Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Message-ID: <20190416121241.LGXGxHcNoq-y0VpWVVBMW4b-t3kQVEP1jcuTN2MB_KE@z> On Tue, Apr 16, 2019 at 08:06:13PM +0800, Pu Wen wrote: > Add a new base CPU model called 'Dhyana' to model processors from Hygon > Dhyana(family 18h), which derived from AMD EPYC(family 17h). >=20 > The following features bits have been removed compare to AMD EPYC: > aes, pclmulqdq, sha_ni >=20 > The Hygon Dhyana support to KVM in Linux is already accepted upstream[1= ]. > So add Hygon Dhyana support to Qemu is necessary to create Hygon's own > CPU model. >=20 > Reference: > [1] https://git.kernel.org/tip/fec98069fb72fb656304a3e52265e0c2fc9adf87 >=20 > Signed-off-by: Pu Wen > --- > v2->v3: > - Remove the Dhyana machine types in the back-compat property tables > since there is no Dhyana CPU model in older QEMU releases. >=20 > v1->v2: > - Remove CPU model 'Dhyana' and rename the CPU model 'Dhyana-IBPB' to > 'Dhyana' because Dhyana CPUs already have the IBPB feature. >=20 > target/i386/cpu.c | 50 +++++++++++++++++++++++++++++++++++++++++++++++= +++ > target/i386/cpu.h | 2 ++ > 2 files changed, 52 insertions(+) Reviewed-by: Daniel P. Berrang=C3=A9 Regards, Daniel --=20 |: https://berrange.com -o- https://www.flickr.com/photos/dberran= ge :| |: https://libvirt.org -o- https://fstop138.berrange.c= om :| |: https://entangle-photo.org -o- https://www.instagram.com/dberran= ge :|